The utility model has the advantages of novel structure and simple and portable structure, and various combinations can be formed.

本实用新型结构新颖、简单轻便，可以形成多种组合。

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The system has many advantages: compact and portable structure, large power output, excellent output voltage wave-form and stability etc.

该装置结构紧凑轻便，输出功率大，输出电压波形良好，输出电压稳定度高。

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When we all have home replicators or even better portable ones, that molecular structure file is going to be the key.

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The two institutes have developed compact and portable x-ray devices capable of analysing the structure and chemical composition of ancient bones, buildings, and art objects in a non-destructive fashion.

UNESCO: Basic Sciences